The document contains notes from a math lesson on finding the area and circumference of circles. It includes the homework assignment of problems 1, 3, and 5 from problem set 18. An example is shown of finding the area of a circle with a diameter of 17 inches. The discussion question asks how to find the area of a figure made of different shapes. An example problem is then shown of calculating the total area of a placemat made of a rectangle and two semicircles. The closing question asks how to find the area of a composite shape made of several different shapes.